Alarm clock



FIG. 1 is a front elevational view of an alarm clock showing my newdesign;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front, top and right side perspective view thereof;

FIG. 8 is a rear, top and left side perspective view thereof; and,

FIG. 9 is a front, bottom and left side perspective view thereof.

The broken lines in the drawings illustrate portions of the alarm clockwhich form no part of the claimed design.

CLAIM The ornamental design for an alarm clock, as shown and described.